OpenTechnical

OT-2026-000034764

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000034764) never changes.

Identity and time

Publication numberOT-2026-000034764 · never reused
Internal UUID01a0ae76-1ed2-78ba-bbc3-0c014a2eb61c · 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-2026-000034764
StatusPUBLIC

Content hashes

Canonical textee6cac6c0fd2e4fa7e1d6e4d5b3d675132e32c91d2253984fdc221bb3b78d266
Markdown10ed759a41a871e0a7360317e52744fa0cb8829107f8ac50868adac75a0789c9
PDF
Publication pagefe33db642f500e399a9401796f668a6d635e34274b5d4af2b3f1523a2704e22f
Manifest62570371b269beeece7eb1adb33943860f2fbb585faccefaad380988ad29b0ae

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
SignatureJF7kgoHBoQpZUD7AWvnXtKtSzzq6Okl7cGTg89PLq+tONeyAH9L9BTvHqc/VYFKi0ZjetK6bP8vvZiH9l+9tCg==
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

2026-09-17T11:30:15.423186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034764
observed fe33db642f500e399a9401796f668a6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:15.403054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034764/manifest.json
observed 62570371b269beeece7eb1adb3394386...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:15.381940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034764/publication.md
observed 10ed759a41a871e0a7360317e52744fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:15.357537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034764/publication.txt
observed ee6cac6c0fd2e4fa7e1d6e4d5b3d6751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:43.822145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034764
observed fe33db642f500e399a9401796f668a6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:43.803679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034764/manifest.json
observed 62570371b269beeece7eb1adb3394386...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:43.785379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034764/publication.md
observed 10ed759a41a871e0a7360317e52744fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:43.768046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034764/publication.txt
observed ee6cac6c0fd2e4fa7e1d6e4d5b3d6751...
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.