OpenTechnical

OT-2026-000099094

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000099094) never changes.

Identity and time

Publication numberOT-2026-000099094 · never reused
Internal UUID01a0aea2-8287-7f42-8401-034d1ecfb2ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099094
StatusPUBLIC

Content hashes

Canonical textc516ad64d6efa05f4fb61635386bba7f20bb0f82e55a2f02115b56ab63a7cc89
Markdown44e450d4c68abf65acfa6f45a58a5fbc97443cc4c83fc25c70be4854219ed652
PDF
Publication page4ea1f57f00ac98a566410461b699873f418e00210ba4733f08b91ad6cc692736
Manifest1a59b9a6ee663a02950f62dd08c830cf923bf2683a861222c5da39c63d80f55c

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
SignaturedzizxdF3w+4Cht9kQIczN7DBm8UYoU4cC0Guc/s1ChjhEiiko+gFZY3wK/iCpgT6tAPzjgvnOTPLVz6BMdwABg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:19.919967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099094
observed 4ea1f57f00ac98a566410461b699873f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.900975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099094/manifest.json
observed 1a59b9a6ee663a02950f62dd08c830cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.880542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099094/publication.md
observed 44e450d4c68abf65acfa6f45a58a5fbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.862884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099094/publication.txt
observed c516ad64d6efa05f4fb61635386bba7f...
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.