OpenTechnical

OT-2026-000057207

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057207) never changes.

Identity and time

Publication numberOT-2026-000057207 · never reused
Internal UUID01a0ae87-d5bb-70e8-af8f-d51ad4fb0bd4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057207
StatusPUBLIC

Content hashes

Canonical textac3634e04908191e8e6df8c9265d404a09bcdfa3cdbe62da570c397eff45de10
Markdownf84359658e23623702795aa95cb80236c7ea2559e9988dcc7de51f6af5ae9bd0
PDF
Publication page4d5afa97295e5a799f417379aebe5c56008ec5443670f940dd6b7ae77a3d06ab
Manifestb40393bd40b37b8cc50350067370acc2c68883d4d7977cedac25b6420e3f6859

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureXW0BO5ZrFnfiAqEhJI372TsZZU+qqiSC7hL8IJl/koNdkhPMZp9no1DfwuUafUzwSiCcCtWLTZF1WgY9GrmcDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:15.424766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057207
observed 4d5afa97295e5a799f417379aebe5c56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:15.405600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057207/manifest.json
observed b40393bd40b37b8cc50350067370acc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:15.385461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057207/publication.md
observed f84359658e23623702795aa95cb80236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:15.367195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057207/publication.txt
observed ac3634e04908191e8e6df8c9265d404a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:21.153699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057207
observed 4d5afa97295e5a799f417379aebe5c56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:21.134407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057207/manifest.json
observed b40393bd40b37b8cc50350067370acc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:21.116496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057207/publication.md
observed f84359658e23623702795aa95cb80236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:21.100657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057207/publication.txt
observed ac3634e04908191e8e6df8c9265d404a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.