OpenTechnical

OT-2026-000062110

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000062110) never changes.

Identity and time

Publication numberOT-2026-000062110 · never reused
Internal UUID01a0ae8b-b8b0-7f1a-ac21-8ae19ff756e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062110
StatusPUBLIC

Content hashes

Canonical text807cc828a871ce8b7679065de98eacd3e4abd0ffc9118d0ea47fc2d0c72e9150
Markdownf69756bf783d438b8f9bfdb716e068ed6584ce97e6d8af86c7293978ff8c4753
PDF
Publication page77c8da9bfdead53a36f0c5a84489c0f4e65bfb2c89a13b49a97643f471b75e5b
Manifestc9540d946e2e19f1d101fd8bba69da4c27a1b518f1ff467416e9c87c8043c374

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
Signature6hR2+YCguQZR4JBtB2xDD6KLNXyHcvQ/Vyb97GjtNy9TkQyV+AOl/+35t3Dsw/j5yy2odXeuFTIgaWjo3wMVBw==
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...

Independent retrieval

2026-09-17T10:41:10.183570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062110
observed 77c8da9bfdead53a36f0c5a84489c0f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:10.167047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062110/manifest.json
observed c9540d946e2e19f1d101fd8bba69da4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:10.149552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062110/publication.md
observed f69756bf783d438b8f9bfdb716e068ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:10.130160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062110/publication.txt
observed 807cc828a871ce8b7679065de98eacd3...
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.