OpenTechnical

OT-2026-000034930

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000034930) never changes.

Identity and time

Publication numberOT-2026-000034930 · never reused
Internal UUID01a0ae76-1ed3-7701-95c6-3ea243afcff9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034930
StatusPUBLIC

Content hashes

Canonical textf20e0fc139b29b0b3756aae92625215e54bc8063c08f3f6f801cf22c6a5646a1
Markdown4917ee8dc44619ba7ad842bd6d60bd68f8e201f4e4b39a842579d9ec5e73fc15
PDF
Publication page8539f96087d1dc22de4453bcfee24e2135fde5677e5f1a755ae9067e254bc626
Manifest7a2bd2fc18f4fcf89c40f8e96eea611e461875e6eaccc57826092df4784dcb6c

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
SignatureXxrWjUeAdUuZU6nygjfrfocemZltwxOEvrp4SzJ7qVwO79Bl16QsM2aNABLY91ONRdl8w52tM0iAeI7xkPTjCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:43.223943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034930
observed 8539f96087d1dc22de4453bcfee24e21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.206420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034930/manifest.json
observed 7a2bd2fc18f4fcf89c40f8e96eea611e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.181506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034930/publication.md
observed 4917ee8dc44619ba7ad842bd6d60bd68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.163715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034930/publication.txt
observed f20e0fc139b29b0b3756aae92625215e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:57.937570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034930
observed 8539f96087d1dc22de4453bcfee24e21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:57.919415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034930/manifest.json
observed 7a2bd2fc18f4fcf89c40f8e96eea611e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:57.902557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034930/publication.md
observed 4917ee8dc44619ba7ad842bd6d60bd68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:57.886184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034930/publication.txt
observed f20e0fc139b29b0b3756aae92625215e...
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.