OpenTechnical

OT-2026-000101741

Publication integrity record

Four cup vacuum gripper, four zone face, two stage ejector, pulsed blow-off after 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-2026-000101741) never changes.

Identity and time

Publication numberOT-2026-000101741 · never reused
Internal UUID01a0aea4-0e17-7f50-b77a-39f4df7b9d10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101741
StatusPUBLIC

Content hashes

Canonical texta774e80d4f12e38fa51d7a1dfebfe7199294523f3f4dd03ea4002bee8fa0f3ee
Markdown919e6e84176c93b72fbe02041aaf5edcc94234a132ee112c63f19c9eab9257c3
PDF
Publication page5de87fc0c8ea546f7e7d33725a23c41924ca20275b3d2138e5adce0925eddc0b
Manifest03ddb6ba453a12d5864816c6fc7823b34f527696ab9fc58619799e0773f4d44c

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
Signaturee2PqFpZHVWHXWuzNrIJ6bTCudJ9IOkBBqm65EitkCmp9++Ar266zvG7jR1+Tpcdz44gyar5JwGb2DBTlqIDKAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:37.368777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101741
observed 5de87fc0c8ea546f7e7d33725a23c419...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:37.349630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101741/manifest.json
observed 03ddb6ba453a12d5864816c6fc7823b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:37.331482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101741/publication.md
observed 919e6e84176c93b72fbe02041aaf5edc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:37.312968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101741/publication.txt
observed a774e80d4f12e38fa51d7a1dfebfe719...
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.