OpenTechnical

OT-2026-000051755

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000051755) never changes.

Identity and time

Publication numberOT-2026-000051755 · never reused
Internal UUID01a0ae83-7c83-7da8-8f73-547e7ed3a9fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051755
StatusPUBLIC

Content hashes

Canonical text7ff00337f134aaad10b2bf4b47746692e46dbe15720b948d2a6bd59bc9bfe97f
Markdown1b2700bb687ab90621551d249ab5d96faf4bb08dce9f796e9c4eee809f461225
PDF
Publication page92fee5f0c0974ab3601d378f749470893e5aedfd333aa875aa7d55008c954adc
Manifest272e4614543c3b920f68cc5594ecc9aaa7b3e795da5210bdbcde6431e6dca4d8

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
SignatureGsD/wWON7Q9q9qPk9MpfffRl04SyVEJep+C687tfEou4OOdMp+iNlkOPOZHbsE6nGW/Mc0qZlc+Li/LV2VXpBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:39.285501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051755
observed 92fee5f0c0974ab3601d378f74947089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:39.267668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051755/manifest.json
observed 272e4614543c3b920f68cc5594ecc9aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:39.245379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051755/publication.md
observed 1b2700bb687ab90621551d249ab5d96f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:39.223786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051755/publication.txt
observed 7ff00337f134aaad10b2bf4b47746692...
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.