OpenTechnical

OT-2026-000071853

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000071853) never changes.

Identity and time

Publication numberOT-2026-000071853 · never reused
Internal UUID01a0ae92-1e92-705e-9b27-586cf9367f62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071853
StatusPUBLIC

Content hashes

Canonical textd0fb816a8b5a9a1c7930f4baf37dcd24dfe529d0b017c475d0ca63441fb9170e
Markdown77e5ce7fbe65a74a32ab5bd323335362e57141a794c40602ab267565f8addf97
PDF
Publication page632f3050f86bd3eb64194f8e48134e1964607713140356fe92c1cdc49d879cb6
Manifesta2f1487c107c37de8e0e8ec98a92c658c340508a45af917f1d34ac7eb9316f41

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
Signature+7ZzkDwISogs1f+Vc6RlGCVP6Ht94sL3J4G7XOKE0VI4rAbvGeRUt85S9kbYY11pCCsuKAwLiVdxD4kjYDBLAQ==
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

2026-09-17T10:24:02.042175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071853
observed 632f3050f86bd3eb64194f8e48134e19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:02.024411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071853/manifest.json
observed a2f1487c107c37de8e0e8ec98a92c658...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:02.006341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071853/publication.md
observed 77e5ce7fbe65a74a32ab5bd323335362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.988193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071853/publication.txt
observed d0fb816a8b5a9a1c7930f4baf37dcd24...
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.