OpenTechnical

OT-2026-000010876

Publication integrity record

Foam pad vacuum gripper, three stage ejector, vented 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-2026-000010876) never changes.

Identity and time

Publication numberOT-2026-000010876 · never reused
Internal UUID01a0ae6c-540d-75fa-b090-af72e61cc277 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010876
StatusPUBLIC

Content hashes

Canonical texted19c3bc20ef182f6d3d1e5bd3c570d5aab3ebdf9559d828600c092e0fdbeca6
Markdown350bb0dd1c527fe29b5f1aa9a797322c246d6c594199e77d93226fe94d9e8f35
PDF
Publication page575fbc590c670ceb297347ea42cbc7fdfea03c6162998828adc666fa3e29a28d
Manifestd9bb44a136f0e943646d2201ac8627aec32da31ca9389ec89bef8342153d09d1

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
SignaturepXmFlFsKhzq+IvRhGSvVzvggh9l7HKVrhpcwA8Ag+P3CuL0m8OEoh8ERXS6w/wIJCQ6FXgWwH6KjKbB0kt1zCA==
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

2026-09-17T12:13:33.966697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010876
observed 575fbc590c670ceb297347ea42cbc7fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:33.947520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010876/manifest.json
observed d9bb44a136f0e943646d2201ac8627ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:33.928460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010876/publication.md
observed 350bb0dd1c527fe29b5f1aa9a797322c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:33.878422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010876/publication.txt
observed ed19c3bc20ef182f6d3d1e5bd3c570d5...
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.