OpenTechnical

OT-2026-000070382

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000070382) never changes.

Identity and time

Publication numberOT-2026-000070382 · never reused
Internal UUID01a0ae91-545f-74cb-93a5-5719d776f97f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070382
StatusPUBLIC

Content hashes

Canonical text86233d64049fcc1a3b09c08fffcda87878bac0a803692d24031c593be89d6ac5
Markdown87b448d7abe1da00431a825774c806c53259fe23a73b1c44938d9c61689114b0
PDF
Publication page8ba22180c15b69eaecb886a7a2e105b2b778ee15c29adb96970be29a957e84fb
Manifest6fd14c8122586bb8bc2338ea35c332c5111772b30b8017915ec1f420d5847b2d

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
SignatureI8CLO4APzXP+fOr2n0XW+1nKhSHoed+eOKniyUiM2IOnIEPI6GhkkV+udAyg7faZTxQrY+ynP5GCvV6ZrE1/Dg==
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

2026-09-17T10:26:11.267194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070382
observed 8ba22180c15b69eaecb886a7a2e105b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:11.249570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070382/manifest.json
observed 6fd14c8122586bb8bc2338ea35c332c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:11.231157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070382/publication.md
observed 87b448d7abe1da00431a825774c806c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:11.214353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070382/publication.txt
observed 86233d64049fcc1a3b09c08fffcda878...
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.