OpenTechnical

OT-2026-000052086

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, vented before set-down, on a tool changer

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-2026-000052086) never changes.

Identity and time

Publication numberOT-2026-000052086 · never reused
Internal UUID01a0ae83-e78f-77d4-8cf2-ef03efb1132f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052086
StatusPUBLIC

Content hashes

Canonical text316c953d3028c88e65c30676bab2460d9e7eae6e588af3c81821ee09cb99228e
Markdown36f97f6b23dbde48f18423e50e285e2f5e4594706588bef7786de7937a23f3f7
PDF
Publication pagec9712a53dbb803cfec96a6731c708fb8af737565629c09b251be4fef338040ee
Manifest36533afffd9f3176e1b1978847fdc2d1f3bc6f9fdf4a0729eee0343a5e985de3

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
SignatureGWTavN8ZRMHCQBkK67KdrA1pqqDkHfFJumYWDQs0J4Gius+GgPCYBhCaD2gJo2uaj31aifmt7917EFEUn+wXCQ==
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

2026-09-17T10:57:37.079232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052086
observed c9712a53dbb803cfec96a6731c708fb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:37.059324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052086/manifest.json
observed 36533afffd9f3176e1b1978847fdc2d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:37.039811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052086/publication.md
observed 36f97f6b23dbde48f18423e50e285e2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:37.018816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052086/publication.txt
observed 316c953d3028c88e65c30676bab2460d...
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.