OpenTechnical

OT-2026-000074789

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000074789) never changes.

Identity and time

Publication numberOT-2026-000074789 · never reused
Internal UUID01a0ae93-ac2c-7169-9680-dcdb008a6cb6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074789
StatusPUBLIC

Content hashes

Canonical text865038c7193bb5354c243ef328d8faab9b4d00d93c49a130933a93c4a4592535
Markdownd395cb893c56868e73a9b4f2900037fb287b06cadc8dc2d9ac870ece778c6717
PDF
Publication pageae5f1b4281605916258fc98a4d576ec688fe88e4b44a8881002ec00eaad0d35f
Manifest8b673a1f008763dbf31c609e68ab3fdde578b4fb9b9f9c6c3146f186c258da0c

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
SignaturekEDToJy2Zo2hBPUJsasJjbRavqdE7qOdiB6OLOJ1gks1ba02fgoMNLyvPbORStnKaiMcjx1tbJtWi+yA8ov4Cg==
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

2026-09-17T10:18:29.354873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074789
observed ae5f1b4281605916258fc98a4d576ec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:29.335905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074789/manifest.json
observed 8b673a1f008763dbf31c609e68ab3fdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:29.319497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074789/publication.md
observed d395cb893c56868e73a9b4f2900037fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:29.302638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074789/publication.txt
observed 865038c7193bb5354c243ef328d8faab...
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.