OpenTechnical

OT-2026-000080330

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000080330) never changes.

Identity and time

Publication numberOT-2026-000080330 · never reused
Internal UUID01a0ae96-7e77-7f59-bcd3-3aca9aa315c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080330
StatusPUBLIC

Content hashes

Canonical textedcea6b260eef0c126ec93b2a143162bd10a8a231d1dcc2f22082e90df47352b
Markdownb9866e745a1dff58c4b8b31c76c8061759aefed18c3b37c01bf5fa6ea27bdfd7
PDF
Publication pagee767c1d790afa138623c825d75ab21e09c70c8a46eea65916c9b7a3e3b1e8920
Manifestefe3033abeb2ec08e4b0a0d7b49a60bde1ac03fbd06985d8652525ee527b75a7

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
SignaturePDl3oDCPA30PqR7IG3i7g5hu+d9IavBKP6BZ1SAabT74N+aXTLHWi1UaNfS2Dc14Zq4dKOYEeYW3aMxhKFWnCQ==
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

2026-09-17T10:02:48.393177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080330
observed e767c1d790afa138623c825d75ab21e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.376342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080330/manifest.json
observed efe3033abeb2ec08e4b0a0d7b49a60bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.358729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080330/publication.md
observed b9866e745a1dff58c4b8b31c76c80617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.341109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080330/publication.txt
observed edcea6b260eef0c126ec93b2a143162b...
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.