OpenTechnical

OT-2026-000036977

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000036977) never changes.

Identity and time

Publication numberOT-2026-000036977 · never reused
Internal UUID01a0ae77-7740-7343-9073-5a0b487c2de8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036977
StatusPUBLIC

Content hashes

Canonical textffdf51435a05185ac9f32e10efc8154de0da46f1f8f92e3b7961ae0108e5c5b4
Markdown12b018919adad47d848b5432840b620d262b01f9dd5f57a1d18a404137f040b6
PDF
Publication pagee64dd75a0fd1d1482c600a09703bcc09b44a061d6c302011d31e170f5eb77b3b
Manifestb7dfe6f198d6884aff96a6a575e4304ded8a647a3904db9e78fbc7dec0d9eb8e

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
SignaturexIzjhtjVJCblJy1k4oUIkvx+HRCmxHrRHZSzXDtZ7pb4c0d4segLQfHyfvXOFVIqkFJa3XCwky/9oLy9b0zFCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:24:38.131061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036977
observed e64dd75a0fd1d1482c600a09703bcc09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:38.112591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036977/manifest.json
observed b7dfe6f198d6884aff96a6a575e4304d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:38.095255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036977/publication.md
observed 12b018919adad47d848b5432840b620d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:38.076778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036977/publication.txt
observed ffdf51435a05185ac9f32e10efc8154d...
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.