OpenTechnical

OT-2026-000063601

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000063601) never changes.

Identity and time

Publication numberOT-2026-000063601 · never reused
Internal UUID01a0ae8c-f945-70f3-a9e3-5694df3d906d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063601
StatusPUBLIC

Content hashes

Canonical text745088d256cc3511bb1c6dccc2ecc32f4b48ecebbfe3be4fc306bfa71fa008cd
Markdowne1fc55093e8369dfc86faade5bfc2749a996e1435967a52e45e3fe1138768aa8
PDF
Publication page1c73e22f5f8144fa9d54de3d746da9780f4b37769c36d8a283bada653f47dc72
Manifestd4791ea4d39802754be9046e1989aa0dab0ae4f4c899488b00ed67eb18968001

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
SignatureiKyzwIIPlVC/Ik9PDx9YOLgfuovTfu5LDGuRSmFIgjSqdZ4hw95l90/1Gu1vinK57im/SAaOmlpHXkNYY6O/DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:37.331250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063601
observed 1c73e22f5f8144fa9d54de3d746da978...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:37.311734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063601/manifest.json
observed d4791ea4d39802754be9046e1989aa0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:37.293402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063601/publication.md
observed e1fc55093e8369dfc86faade5bfc2749...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:37.274931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063601/publication.txt
observed 745088d256cc3511bb1c6dccc2ecc32f...
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.