OpenTechnical

OT-2026-000070759

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line 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-2026-000070759) never changes.

Identity and time

Publication numberOT-2026-000070759 · never reused
Internal UUID01a0ae91-8c2c-7d80-a193-8eb906ad8c9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070759
StatusPUBLIC

Content hashes

Canonical text9c10cc9919f95e205aae05f739391468fb28b85abf880aabacb72457e32b7735
Markdowne8922c0d0627dca519a64a57d8e4cf6311fa44f81b00657ec73d5bc488394d19
PDF
Publication page26295360ae99ba3fd591496b9fb5e5a6d88f7835489d14315330b96f1130ea3e
Manifest5af0851e159945c498b02b2215d2357fca48baa3bc90adadcc16e8e706d3801d

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
SignatureVNktSICb+qcI8Xr8H4bjittH81xorx/DLbVU0k27PM+CB63cyQ4vYn6P+kBxhlDQ+gG0lW/n7jCMdkYRaauqCQ==
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

2026-09-17T10:25:27.502812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070759
observed 26295360ae99ba3fd591496b9fb5e5a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:27.486319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070759/manifest.json
observed 5af0851e159945c498b02b2215d2357f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:27.470134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070759/publication.md
observed e8922c0d0627dca519a64a57d8e4cf63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:27.452096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070759/publication.txt
observed 9c10cc9919f95e205aae05f739391468...
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.