OpenTechnical

OT-2026-000043091

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000043091) never changes.

Identity and time

Publication numberOT-2026-000043091 · never reused
Internal UUID01a0ae7b-327a-7035-8fa6-dd5050f3c68a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043091
StatusPUBLIC

Content hashes

Canonical text282d48f90e2782b2f1f550bd5aae841c4bfcc41dfdaaa4dcd518c2ef0e0f6ba8
Markdown4d99a6253ba3a81e42031b1d1c5f53b695f92cdc2b8aba1ca52bcb7290d0fbf7
PDF
Publication page0aca161be7b6c5bf7a0634ae2a3c7275264182206708992c4573f836a88c19c0
Manifestaf746235de9aab5f8682b664b0426c0a858a67aa1ae9cd514424cc4a6800af28

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
SignatureobNTV7jic6i1U4nehLQORKYbR1vYrFBNpnbxX302TyA+JM464pJ1mlBIJQolKwBXUEbG9UjmccRdec7ZtbhkDg==
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

2026-09-17T11:13:30.588805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043091
observed 0aca161be7b6c5bf7a0634ae2a3c7275...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.570273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043091/manifest.json
observed af746235de9aab5f8682b664b0426c0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.550596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043091/publication.md
observed 4d99a6253ba3a81e42031b1d1c5f53b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.532291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043091/publication.txt
observed 282d48f90e2782b2f1f550bd5aae841c...
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.